Find cheap flights from Washington to San Francisco

WAS - SFO

Find cheap flights from Washington to San Francisco

Round-trip
Economy
Washington (WAS)
San Francisco
Fri 8/7
Fri 8/14
Any month
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Good to know

Low season

January Best time to beat the crowds with an average 16% drop in price.

High season

December Most popular time to fly with an average 17% increase in price.

Average price of a round-trip

$398 (avg. price over the last 2 weeks)

Good deal for a round-trip

$373 or less

When to book flights from Washington to San Francisco

Estimated round-trip price
Average price per month
Flight prices as travel date approaches
-1 day
-2 days

Top tips for finding a cheap flight

  • Looking for a cheap flight? 25% of our users found flights on this route for $227 or less.
  • The cheapest flight from Washington to San Francisco was found 40 days before departure, on average.
  • Book at least 3 weeks before departure in order to get a below-average price.
  • High season is considered to be November, December and January. The cheapest month to fly is January.
  • Morning departure is around 2% more expensive than an evening flight, on average*.
  • Direct flights from Washington to San Francisco are served by a number of airlines, including United and Alaska Airlines. Flights from Washington to San Francisco usually depart from Dulles International Airport and arrive at San Francisco International Airport.
  • If you’re hungry before your flight from Dulles, there are plenty of food and beverage outlets to choose from. Enjoy a meal by celebrity chef Wolfgang Puck, grab a gourmet burger or a slice of pizza, or relax with a glass of wine before you embark.
  • A diverse collection of local art, sculptures, and rotating exhibits are on display at Dulles International Airport. While waiting for flights to depart, travelers can also see the Daedalus 87 human-powered aircraft on display at the AeroTrain station in Concourse B and enjoy live entertainment and classical music performances throughout the terminals.
  • If someone in your party is flying from Dulles for the first time and has special needs, the Wings for All program has been designed to ease the stress of flying for people with special needs. Families and guardians can take part in a simulation of the stages of traveling on a plane, from checking in and passing through security to boarding an aircraft. This program also helps to educate airport personnel to understand the needs of all passengers.
  • At San Francisco Airport, friendly dogs wearing “Pet me!” vests can be found around the terminals with their handlers. The Wag Brigade program brings certified animal therapy dogs to spread cheer through the airport with their gentle dispositions and helps to ease the stress of traveling, especially for children.
  • The Airport Butler at San Francisco is a multilingual concierge service that can be customized for all kinds of travelers including business passengers, senior citizens, and those traveling with children. Passengers are met at the gate and escorted through the airport. The Airport Butler also assists with luggage collection and can organize transfers and hotel bookings.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

FAQs for booking Washington to San Francisco flights

Which airlines have a flexible cancellation policy for flights from Washington to San Francisco due to COVID-19?

Which airlines apply social distancing measures on flights from Washington to San Francisco due to COVID-19?

How long does a flight from Washington to San Francisco take?

How many flights are there between Washington and San Francisco?

Which airlines provide the cheapest flights from Washington to San Francisco?

Do I need a passport to fly between Washington and San Francisco?

Which airlines fly most frequently between Washington and San Francisco?

What’s the cheapest day of the week to fly Washington to San Francisco?

Which airports will I be using when flying from Washington to San Francisco?

How do I get around once I arrive in California?

How do I get around San Francisco Airport?

I’m traveling with kids. How can I keep them entertained?

Are there pet relief areas on this route?

How does KAYAK find such low prices on flights from Washington to San Francisco?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to San Francisco?

What is the Hacker Fare option on flights from Washington to San Francisco?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to San Francisco?

Top 5 airlines serving Washington to San Francisco

Scores according to KAYAK customer reviews

8.2
JetBlue
Overall score based on 19,205 reviews
8.3
Boarding
8.3
Comfort
8.6
Crew
7.9
Entertainment
7.8
Food
Airline reviews
Read more about JetBlue

Book cheap flights from Washington to San Francisco

Recent round-trip flight deals

7/30
Thu
1 stop
Multiple Airlines
12h 09m
BWI - SFO
8/2
Sun
1 stop
Multiple Airlines
12h 42m
SFO - BWI
9/2
Wed
1 stop
Major Airline
7h 32m
IAD - SFO
9/7
Mon
1 stop
Major Airline
7h 27m
SFO - IAD
8/18
Tue
nonstop
Allegiant Air
5h 49m
IAD - SFO
8/22
Sat
nonstop
Allegiant Air
4h 50m
SFO - IAD
8/18
Tue
nonstop
Sun Country Air
5h 55m
DCA - SFO
8/22
Sat
1 stop
Sun Country Air
7h 14m
SFO - DCA
8/22
Sat
1 stop
Delta
9h 15m
DCA - SFO
8/29
Sat
1 stop
Delta
6h 31m
SFO - DCA
7/31
Fri
1 stop
Cape Air
7h 47m
IAD - SFO
8/5
Wed
nonstop
Cape Air
5h 15m
SFO - IAD
7/25
Sat
1 stop
Multiple Airlines
31h 02m
BWI - SFO
8/2
Sun
1 stop
Multiple Airlines
26h 41m
SFO - BWI
7/30
Thu
1 stop
Multiple Airlines
13h 50m
BWI - SFO
8/5
Wed
1 stop
Multiple Airlines
23h 25m
SFO - BWI
8/3
Mon
1 stop
Multiple Airlines
13h 39m
BWI - SFO
8/5
Wed
1 stop
Multiple Airlines
23h 25m
SFO - BWI
7/31
Fri
2 stops
Multiple Airlines
18h 44m
BWI - SFO
8/2
Sun
1 stop
Multiple Airlines
26h 41m
SFO - BWI
7/27
Mon
1 stop
Multiple Airlines
14h 00m
BWI - SFO
8/2
Sun
1 stop
Multiple Airlines
10h 16m
SFO - BWI
9/3
Thu
1 stop
Major Airline
7h 42m
IAD - SFO
9/7
Mon
1 stop
Major Airline
8h 59m
SFO - IAD
8/1
Sat
1 stop
Sun Country Air
8h 56m
IAD - SFO
8/4
Tue
nonstop
Sun Country Air
5h 15m
SFO - IAD
7/30
Thu
2 stops
Multiple Airlines
14h 00m
BWI - SFO
8/2
Sun
1 stop
Multiple Airlines
12h 42m
SFO - BWI
8/1
Sat
1 stop
Delta
7h 30m
IAD - SFO
8/5
Wed
1 stop
Delta
7h 35m
SFO - IAD
7/31
Fri
2 stops
Major Airline
11h 03m
IAD - SFO
8/2
Sun
1 stop
Major Airline
7h 58m
SFO - IAD
9/25
Fri
nonstop
Allegiant Air
5h 41m
IAD - SFO
9/27
Sun
1 stop
Allegiant Air
7h 05m
SFO - IAD
7/23
Thu
2 stops
Multiple Airlines
38h 08m
BWI - SFO
7/26
Sun
2 stops
Multiple Airlines
23h 21m
SFO - BWI
7/31
Fri
nonstop
Sun Country Air
5h 40m
IAD - SFO
8/5
Wed
nonstop
Sun Country Air
4h 50m
SFO - IAD
7/31
Fri
1 stop
Delta
8h 37m
IAD - SFO
8/15
Sat
1 stop
Delta
8h 40m
SFO - IAD
Show more results

Recent one-way flight deals

7/23
Thu
1 stop
Multiple Airlines
13h 25m
BWI - SFO
8/16
Sun
1 stop
Sun Country Air
7h 47m
BWI - SFO
8/8
Sat
nonstop
Allegiant Air
5h 55m
DCA - SFO
8/8
Sat
1 stop
Cape Air
9h 56m
DCA - SFO
7/30
Thu
2 stops
Spirit Airlines
11h 19m
DCA - SFO
7/31
Fri
1 stop
Delta
8h 18m
IAD - SFO
8/8
Sat
2 stops
Multiple Airlines
38h 02m
BWI - SFO
9/17
Thu
1 stop
Air Tahiti Nui
9h 24m
DCA - SFO
9/17
Thu
1 stop
Qantas Airways
7h 41m
IAD - SFO
8/3
Mon
1 stop
Multiple Airlines
13h 39m
BWI - SFO
7/27
Mon
1 stop
Multiple Airlines
14h 00m
BWI - SFO
7/28
Tue
2 stops
Multiple Airlines
38h 08m
BWI - SFO
7/26
Sun
2 stops
Multiple Airlines
13h 11m
BWI - SFO
8/8
Sat
nonstop
Allegiant Air
5h 40m
IAD - SFO
7/26
Sun
2 stops
Multiple Airlines
28h 05m
BWI - SFO
8/8
Sat
1 stop
Allegiant Air
10h 11m
IAD - SFO
Show more results
*
Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an and someone from our team will get back to you promptly.

^
The fares displayed include all taxes and fees for economy class travel and were found by the provider in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
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